291288415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{19543}}^1$

素因数の和:19830

約数の個数: 16

約数和(自身を含む): 382749696

約数和(自身を除く): 91461281

約数列:

[1, 5, 11, 55, 271, 1355, 2981, 14905, 19543, 97715, 214973, 1074865, 5296153, 26480765, 58257683, 291288415]

約数ペア:

[(1, 291288415), (5, 58257683), (11, 26480765), (55, 5296153), (271, 1074865), (1355, 214973), (2981, 97715), (14905, 19543)]